Typography is an art and a specialization in design, whose purpose is to deal with text from aesthetic and functional considerations. Typographical tools include:
Font size Line spacing Line Length
Style has to do with the position of text and use of columns and margins. In newspaper style is often used to present various stories on the same paper plane. Use of column writing and typographic layout makes it possible to some extent to "manage" the reader's eye.
Typography out among other typographers, art directors and graphic designers.